Issued Patents All Time
Showing 26–50 of 51 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8409050 | Gear retention assembly | Scott William Heitzenrater, Boris Burgman, Douglas John Dwenger, Randal William Arndt | 2013-04-02 |
| 8376900 | Clutch assembly | Scott William Heitzenrater, Douglas John Dwenger, Larry D. Diemer | 2013-02-19 |
| 8366557 | Engine drive plate connection | Boris Burgman | 2013-02-05 |
| 8362672 | Electric machine | Edward L. Kaiser, Peter Bostwick, Kent A. Miller | 2013-01-29 |
| 8262526 | Automatic transmission gear and clutch arrangement | Patrick S. Portell, James M. Hart, Scott H. Wittkopp, Edwin T. Grochowski, Douglas John Dwenger +4 more | 2012-09-11 |
| 8251862 | Planetary carrier pinion pin retainer plate | Boris Burgman | 2012-08-28 |
| 8117932 | Multi-speed transmission with countershaft gearing | Per-Gunnar Bjorck, Mikael Mohlin, James D. Hendrickson, Patrick S. Portell, Henryk Sowul | 2012-02-21 |
| 8117935 | Synchronizer actuating system with selectives | Brian Tooman, Fredrik Englund, Robert Roessner, Henryk Sowul | 2012-02-21 |
| 8105196 | Automatic transmission gear and clutch arrangement | Patrick S. Portell, James M. Hart, Scott H. Wittkopp, Edwin T. Grochowski, Douglas John Dwenger +4 more | 2012-01-31 |
| 8011261 | Multi-speed transmission with countershaft gearing arrangement | James D. Hendrickson, Patrick S. Portell, Henryk Sowul | 2011-09-06 |
| 7913580 | Apparatus and method for securing transmission gear synchronizers to shafts | Boris Burgman, Henryk Sowul, David B. Mischler | 2011-03-29 |
| 7886626 | Multi-speed dual clutch transmission | Per-Gunnar Bjorck, Mikael Mohlin, Patrick S. Portell, Henryk Sowul | 2011-02-15 |
| 7870804 | Multi-speed dual clutch transmission | Per-Gunnar Bjorck, Mikael Mohlin, Patrick S. Portell, Henryk Sowul | 2011-01-18 |
| 7780567 | Input brake assembly | James D. Hendrickson, Craig S. Ross, Michael Pohl, Robert Keith Dunlap, Alan G. Holmes | 2010-08-24 |
| 7703346 | Multi-speed transmission with countershaft gearing | James D. Hendrickson, Douglas John Dwenger | 2010-04-27 |
| 7644639 | Multi-speed transmission with countershaft gearing | James D. Hendrickson, Patrick S. Portell, Henryk Sowul, Ted T. Selever, Tejinder Singh +1 more | 2010-01-12 |
| 7591749 | Electrically variable transmission with one or more off-axis motor/generators | Tejinder Singh, Richard A. Pashnik, Boris Burgman | 2009-09-22 |
| 7494439 | Dual drive pump with dual chain and roller clutch and method | Richard A. Pashnik | 2009-02-24 |
| 7473199 | Two-planetary electrically variable transmissions with multiple fixed ratios | Norman K. Bucknor, Tejinder Singh, Alan G. Holmes, James D. Hendrickson, Joshua E. Lehrmann +1 more | 2009-01-06 |
| 7470066 | Pump bearing assembly with seal | Robert E. Rhein | 2008-12-30 |
| 7419041 | Main shaft dog clutch and method | Boris Burgman, Henryk Sowul | 2008-09-02 |
| 7387586 | Three planetary electrically variable transmissions with mechanical reverse | Madhusudan Raghavan, Tejinder Singh, Joel M. Maguire, James D. Hendrickson, Norman K. Bucknor +2 more | 2008-06-17 |
| 7339300 | Structural support member for stator retention and method of assembling an electromechanical transmission | Boris Burgman, Richard A. Pashnik | 2008-03-04 |
| 7309165 | Ball bearing retention apparatus | Patrick S. Portell, Boris Burgman | 2007-12-18 |
| 7278942 | Transmission packaging and rotor support structure | Donald Klemen, Boris Burgman, Richard A. Pashnik | 2007-10-09 |